Syoss Professional Performance 10_53 Cool Light Blonde Permanent Color contains ultra-concentrated micro color particles that can penetrate up to 10 layers deep into the hair for maximum color intensity and salon-quality protection against fading. This hair color provides up to 10 weeks of color intensity and can reduce hair breakage by up to 80%.

How to use:
A. Total Application Apply the mixture to dry, unwashed hair. Leave it on for 30 minutes. Rinse thoroughly until water runs clear.
B. Re-Growth Application Apply 2/3 of the coloration mixture to dry, unwashed hair at the roots. Leave it on for 20 minutes, then evenly spread the remaining mixture over your entire hair. Allow it to process for an additional 10 minutes. Rinse thoroughly until water runs clear.